body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, form, fieldset, legend, input, textarea, button, p, blockquote, th, td {
    margin: 0;
    padding: 0;
}

ul, li, ol {
    list-style: none;
}

a {
    text-decoration: none;
}

img {
    border: none;
    vertical-align: middle;
}

input, button {
    outline: none;
    border: none;
}